Domains with DNS TXT v=spf1 a mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.crsend.com include:spf.hornetsecurity.com ~all

There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.crsend.com include:spf.hornetsecurity.com ~all.

We're currently tracking 322,539,866 DNS TXT records. Use our API to retrieve detailed information for DNS domains and records. Data is updated daily.